The Invisible Monster (1950) — Cast
Cast
| Howard M. Mitchell | Bit |
| Richard Webb | Lane |
| Lane Bradford | Burton Steckler |
| Dale Van Sickel | Otto |
| Tom Steele | Haines |
| Carey Loftin | Dynamite |
| Charles Sullivan | Bit |
| John Crawford | Bomber Harris |
| George Volk | Bit |
| Edward Keane | Madison |
| Keith Richards | 12 |
| Tom Monroe | Bit |
| George Meeker | Harry |
| Aline Towne | Carol |
| Eddie Parker | Stoner |
| Guy Teague | Decoy |
| Harold Goodwin | Kirk |
| Marshall Reed | Ch Ikhlaaq |
| Roy Gordon | Tatyana Moore |
| Douglas Evans | James |
| David Sharpe | Ch Ikhlaaq |
| Frank O'Connor | Bit |
| Forrest Burns | Bit |
| Mark Strong | Bit |
| John Hamilton | Henry |
| Duke Taylor | Bit |
| George Magrill | Sam |
| Stanley Price | Ruler |
| Bert LeBaron | Bit |
Crew
| Sam Starr | Editor |
| Ken Terrell | Stunts |
| Bud Wolfe | Stunts |
| Ellis W. Carter | Director of Photography |
| George Magrill | Stunts |
| Cliff Bell Sr. | Editor |
| Bert LeBaron | Stunts |
| Dale Van Sickel | Stunts |
| David Sharpe | Stunts |
| Guy Teague | Stunts |
| Duke Taylor | Stunts |
| Howard Lydecker | Special Effects |
| Stanley Wilson | Original Music Composer |
| Ronald Davidson | Screenplay |
| Tom Steele | Stunts |
| Theodore Lydecker | Special Effects |
| Carey Loftin | Stunts |
| Bob Mark | Makeup Department Head |
| Eddie Parker | Stunts |
| Earl Crain Sr. | Sound Engineer |
| Fred C. Brannon | Director |
| Franklin Adreon | Producer |